page_title: Quadrangular space
hierarchical_section_title: Quadrangular space
caption_attribution_description: The scapular and circumflex arteries.
context_page_description: The quadrangular space is one of the three spaces in the axillary space. The other two spaces are: triangular space and triangular interval.
context_section_description: The quadrangular space (or quadrilateral space [of Velpeau] or foramen humerotricipitale) is one of the three spaces in the axillary space. The other two spaces are: triangular space and triangular interval.
caption: The scapular and circumflex arteries. (Quadrangular space is visible but not labeled. Posterior humeral circumflex artery is visible entering quadrangular space at center right.)
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